All Parts
At HK PARTS, we bring you a wide array of high-quality H&K accessories and components for your favorite firearms. Whether you're upgrading your H&K pistol or rifle, or even looking for parts kits, we've got you covered. Discover a range of top-rated components for popular models like VP9, USP, P30, MP5, MP5K, G36, HK416, and more. From triggers, barrels, and grips to magazines, stocks, and sights, we have it all. Enhance your firearm's performance and functionality with our premium components.
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HK G36/UMP Folding Stock Release Spring
H&K Heckler & Koch
$9.95HK G36 Folding Stock Release Spring This is the spring that fits under the stock release button to activate the folding and retention of the G36 or UMP stock. Compatible With: HK G36 HK G36K HK G36C UMPHKP-00637$9.95 -
Out Of Stock
HK G3K Cocking Tube
$89.95G3 Cocking Tube For PTR 91K Or G3K Projects - New Perfect for that custom HK build. These are made by PTR to the correct specifications. We do not use cut-down or Pakistani materials, we only use the best US and German hardware. Compatible With: HK G3K...HKP-01462$89.95 -
Out Of Stock
HK MR762, 417 & G28 Adjustable Buttstock - RAL 8K
H&K Heckler & Koch
$399.95HK G28 Fully Adjustable Stock For The MR762 & HK 417 - Tan- RAL 8000 Just in and hard to find. The HK G28 adjustable stock upgrade to be used on MR762, HK417 stocks. The G28 stock is fully adjustable for length of pull as well as the cheek height...HKP-16759$399.95 -
HKP 30 Round HK VP9, HK P30 9mm Complete Magazine - Black
HKP HK Parts
$119.9930 Round Magazine Complete - 9mm - HK PARTS - HK VP9, HK P30 Drop-in magazine ready to go! HK Parts takes an existing 15 round magazine and a +15 magazine extension to assemble them into a working 30 round magazine. Not only will you be adding double the...HKP-21304$119.99 -
HKP HK VP9 Stand Off Device - Black
HKP HK Parts
$109.95HKP HK VP9 Stand Off Device - Black The HK Parts VP9 standoff is designed to keep the slide in battery to allow discharge when the firearm is pressed against or comes into contact with an object. It is an excellent self-defense addition. The standoff...HKP-19143$109.95 -
Lazy Wolf VP Series F2 Flat Face Trigger - Red
Lazy Wolf
$134.95Lazy Wolf VP Series F2 Flat Face Trigger - Red In a collaboration with Lazy Wolf Guns, HK Parts is offering aftermarket triggers for your HK VP9 & VP40 handguns. The drop in VP9 series trigger is the finest trigger ever developed after more than a...HKP-18878$134.95 -
RCM HK P30L 9mm Tactical Barrel - Threaded 13.5x1 LH
RCM
$225.00RCM HK P30L 9mm Tactical Barrel - Threaded 13.5x1 LH Each barrel is meticulously crafted from ordnance-grade steel, heat-treated, and finished with a durable nitride coating. This is the finest threaded replacement barrel for the HK P30L 9mm pistol,...HKP-16258$225.00 -
RCM HK USPC 9mm Tactical Barrel - Threaded 13.5x1 LH
RCM
$225.00RCM HK USPC 9mm Tactical Barrel - Threaded 13.5x1 LH Each USPC tactical barrel is crafted from ordnance-grade steel, heat-treated, and finished with a durable nitride coating. This is the finest threaded replacement barrel for the HK USP Compact 9mm...HKP-01706$225.00 -
On Sale
Trijicon HK VP, P30, HK45C HD Night Sight Set - Yellow
Trijicon
Now: $150.99Was: $165.00Trijicon HK VP, P30, HK45C HD Night Sight Set - Yellow The HD Night Sights were specifically created to address the needs of tactical shooters. The three-dot green tritium night sight set front sight features a taller blade and an aiming point ringed in...HKP-14558Now: $150.99Was: $165.00 -
Trijicon HK VP9/P30/45 RMR Pistol Mount - Black
Trijicon
$124.95Trijicon HK VP9/P30/45 RMR Pistol Mount - Black Trijicon manufactured RMR mount to allow the use of an RMR to replace the rear sight on HK pistols. Compatible With: HK VP9, VP9SK, VP40 ( excludes VP9 optic ready slides) HK45, HK45 Tactical HK45C,...HKP-17336$124.95 -
H&K / HKP 14 Round HK VP9SK Magazine – Black
H&K / HK Parts
$69.95HK VP9SK & P30SK 9mm – 14 Round Magazine New German VP9SK/P30SK HK manufacture 10 round magazine body, follower, spring, locking plate combined with the HK Parts +2 magazine extension installed & ready to use. This magazine has the same...HKP-20888$69.95 -
H&K 91/G3 (7.62x51/.308) - 15 Round Magazine
H&K Heckler & Koch
$59.95HK G3 & HK 91, PTR91 - 15 Round Magazine The HK G3, 91 ,PTR magazine is made by PTR from a German aluminum HK magazine and converted to 15 rounds. Perfect for states such as NJ that only allow a 15 round mag capacity. As an added bonus this magazine...HKP-17006$59.95 -
H&K G36 (5.56/.223) 4 Position Retractable Stock - Folding
H&K Heckler & Koch
$349.95HK G36, G36k, G36C, & SL8 Conversion Rear Stock Assembly The G36 KV stock, as it is known, was built by HK for a military contract and is built HK tough with an overall length of 8.5 inches (fully collapsed) to 11.40 inches when fully extended. Each...HKP-02682$349.95 -
H&K HK MP5 Dented Complete Rear Sight Set - Black
H&K Heckler & Koch
$49.99Rear Sight with Hardware - Used Dented - MP5 German HK MP5 rear sight assembly with a dented 4 position drum. Condition will vary. Includes: HK rear sight Detent Spring windage screw Sight screw Washer Locking washerHKP-19247$49.99 -
H&K HK USP 9mm / .40 S&W High Capacity Magazine Locking Plate
H&K Heckler & Koch
$6.95HK USP 9mm / .40 S&W High Capacity Magazine Locking Plate Compatible With: HK USP 9mm HK USP .40HKP-02165$6.95 -
Out Of Stock
H&K HK USP 9mm / 40 S&W Magazine Follower
H&K Heckler & Koch
$9.95HK USP 9mm / 40 S&W Magazine Follower Compatible With: HK USP 9mm HK USP .40HKP-02164$9.95 -
Harris Engineering Bipod 6-9" - Fully Adjustable With Swivel
Harris Engineering
$149.95Harris Engineering Bipod 6-9" - Fully Adjustable With Swivel This part is manufactured using high-quality parts to ensure excellent function and sustainable use. It attaches to a sling swivel stud. Carrying your rifle with a sling or shooting off-hand is...HKP-00983$149.95 -
HDPS HK USC (.45 ACP) Faux Sound Suppressor
HDPS
$180.99HDPS HK USC (.45 ACP) Faux Sound Suppressor New second-gen, latest production HDPS Faux Sound Suppressor for the HK USC (Kit includes the Faux Sound Suppressor, lower rail, and screws) This integral one-piece design is milled from a solid...HKP-02369$180.99 -
HKP HK 91/G3 (7.62x51/.308) Fixed Stock Complete with Enhanced Heavy Buffer - Black
HKP HK Parts
$279.95New HK91, G3, PTR-91 U.S Made (PTR-91 Manufactured) Fixed Stock with Enhanced Heavy Buffer Installed Made from all German & U.S. made HK parts. This stock will fit any of the HK G3 & HK 91 & PTR rifles. This stock also counts as one U.S...HKP-18937$279.95 -
HKP HK G36K, HK G36C Side Rail - Black
H&K Heckler & Koch
$24.95HK Aftermarket G36K/G36C Side Rail For Handguard This will fit the sides (left or right) of the forearm on the G36K and G36C forearms. Comes with all mounting hardware. Each rail is sold individually.HKP-00273$24.95 -
HKP HK VP, HK P30, HK USPC, HK P2000 9mm Magazine Follower - Black
HKP HK Parts
$29.95HKP HK VP, HK P30, HK USPC, HK P2000 9mm Magazine Follower - Black A great replacement item for the stock follower. Made from aircraft-grade black Teflon hard coat anodized aluminum CNC machined from a solid billet. Compatible With: HK VP9, VP9SK, VP40...HKP-20594$29.95 -
HKP MP5 F & MP5 40,10 Recoil Rod Assembly
HKP HK Parts
$49.95MP5 F, MP5 40/10 Recoil Spring Rod Assembly Complete - Extra Power This is the correct MP5F or MP5 40/10 Recoil Rod assembly with the proper parts and size. Most commonly used for MP5's that are using +P or +P+ ammunition or any high impulse 9mm. Or for...HKP-17833$49.95 -
Maglula UZI Magazine Loader, Unloader
Maglula
$29.95Maglula UZI Magazine Loader, Unloader Each part is made to load and unload your 9mm UZI magazines in seconds. This will allow you to do more shooting and less loading. With this loader, magazines can be loaded in 1/3 (60% less) of the time of...HKP-14547$29.95 -
On Sale
NeoMag Large .45 Magazine Carrier
NeoMag
Now: $19.95Was: $39.95NeoMag Large .45 Magazine Carrier The NeoMag magazine carrier is the original magnetic pocket magazine holder. Features: Titanium pocket clip - standard length Covers double and single stack magazines Steel construction of black nitride...HKP-18366Now: $19.95Was: $39.95 -
PTR HK G3/91 (7.62x51/.308) Locking Piece- 45 Degree
PTR
$21.9545 Degree Locking Piece - US Made PTR standard 45 degree locking piece made in the USA by PTR and is design to be a direct replacement for all .308 HK style firearms. Compatible With: G3 PTR 91 HK 91 Other costume clonesHKP-18518$21.95 -
On Sale
Sig Sauer SIG P320-M17/M18 17-Round 9mm Magazine - Black
Sig Sauer
Now: $35.95Was: $49.99Sig Sauer SIG P320-M17/M18 17-Round 9mm Magazine - Black Compatible With: SIG P320 M17/M18HKP-20061Now: $35.95Was: $49.99 -
Strike Industries 22 Round HK VP9 9mm Magazine - Black
Strike Industries
$69.95Strike Industries 22 Round HK VP9 9mm Magazine - Black Strike Industries +5 magazine extension coupled with a 17 round factory German magazine body adds 5 additional rounds total for a fully assembled 22 round HK VP9. Each mag comes fully assembled...HKP-19608$69.95 -
Surefire (5.56/.223) 3-Prong Flash Hider - Threaded 1/2x28
Surefire
$174.95Surefire (5.56/.223) 3-Prong Flash Hider - Threaded 1/2x28 The flash hider is engineered for M4/M16 and variants with 1/2x28 muzzle threads. Its patent-pending design reduces muzzle flash by over 99% compared to a plain muzzle. Built from US...HKP-17261$174.95 -
Timney HK MP5K 9mm 2-Stage Trigger Complete
Timney Triggers
$629.95Timney Trigger for MP5K, SP5K The SEF Timney trigger group comes completely assembled, ready to drop into your receiver. Features a 3rd generation German ejector lever, new SEF selector lever, and a brand new factory German housing. Available exclusively...HKP-20515-M$629.95 -
Bore Boss Pull-Through Bore Cleaner - .44/.45
Bore Boss
$10.95Real Avid Bore Boss Pull-Through Bore Cleaner - .44/.45 From the barrel of innovation comes the ultra-compact Bore Boss, the first-ever self-storing, easy-feeding, clean-pulling, field-ready, hassle-free, pure-genius bore cleaner. The single-piece cable...HKP-19401$10.95 -
Comp-Tac HK USP Infidel Max IWB RH Holster - Black
Comp-Tac
$64.99Comp-Tac HK USP Infidel Max IWB RH Holster - Black The Infidel Max Holster is an all-Kydex inside the Waistband holster with cant adjustment holes to allow the user to change from a reverse cant, speed cant and FBI forward cant. Features: All Kydex body...HKP-18248$64.99 -
On Sale
ETS Glock 18 31-Round 9mm Magazine - Translucent
Elite Tactical Systems
Now: $12.95Was: $21.95ETS Glock 18 31-Round 9mm Magazine - Translucent Features: Standard 31-round capacity Compatible with Glock and aftermarket floorplates Easy disassembly with our specially designed baseplate Ergonomically designed floorplate makes it easy to grab from...HKP-18767Now: $12.95Was: $21.95 -
H&K 10 Round HK USPC/P2000 9mm Floor Plate w/ Pinky Rest - Black
H&K Heckler & Koch
$8.95H&K 10 Round HK USPC/P2000 9mm Floor Plate w/ Pinky Rest - Black Compatible With: HK USP Compact 9mm HK P2000 9mmHKP-01201$8.95 -
H&K Burst Eccentric Bushing
H&K Heckler & Koch
$54.95HK Burst Eccentric Bushing HK German factory part is found in all HK burst trigger packs. This part is in between the hammer shank hole and the inside of the trigger box hammer axle spacer. This part is one of the most common wear...HKP-02647$54.95 -
H&K German Red Handled Rear Sight Adjustment Tool
H&K Heckler & Koch
$99.95H&K German Red Handled Rear Sight Adjustment Tool A must-have sight tool for all HK 90 series rifles, as well as the HK 416, MR556, and HK 417 rifles. Works to adjust any rear diopter-type HK sight for both elevation and windage. We also offer an...HKP-00080$99.95 -
H&K German Universal Multi Tool
H&K Heckler & Koch
$79.95H&K German Universal Multi Tool This is ideal for the USC or SL8 style of weapon systems. Great multi-tool for sights, handguards, or work on any other accessories.HKP-00374$79.95 -
H&K HK Mark 23 Extractor Spring
H&K Heckler & Koch
$8.95Extractor Spring For HK Mark 23 Or SOCOM Pistol New HK German factory nickel-plated extractor spring. A great spare to have on hand and one of the highest wear and replacement parts on the Mark 23. Compatible with all models and years of the Mark 23...HKP-01430$8.95 -
$7.95 -
H&K HK USP/USPC/45 Series Complete Sear - Black
H&K Heckler & Koch
$34.95Complete Sear - Black Compatible With: HK USP Full-Size 9mm, .40 & 45 HK USP Compact 9mm, .40 & 45 HK45, HK45 Tactical HK45C, HK45C TacticalHKP-01173$34.95 -
H&K HK33/HK93 A2 Black Buttstock - Surplus
H&K Heckler & Koch
$99.95H&K HK33/HK93 A2 Black Buttstock - Surplus HK33 complete black buttstock assembly. Surplus good condition. In perfect working order but will have signs use. This is the original buttstock for the HK33A2. Compatible With: HK33 HK93 HK53 V33, 53,...HKP-20133$99.95